grovel          crawl， humble oneself

guile           deceit， cunning

gull            cheat， decieve

gullible        easily

hallow          make holy， regard as holy

hamper          basket with a lid， prevent free movement or activity

hapless         unlucky

harsh           rough， cruel， stern

heed            pay attention； notice

heresy          belief contrary to what is generally acceted

hoax            mischievous trick played on smb for a joke

hollow          not soled， witha  hole

holster         leather case for a pistol

hone            stone used for sharpening tools

hurdle          light frame， fence to be jumped over

idolatrous      worshipping idols

immaculate      pure， faultless

imminent        likely to come or happen soon

impaired        damaged， weakened

impending       imminent， being about to happen， expected

imperative      urgent， essential

imperiousness   haughty， arrogant， commanding

impetuous       moving quickly， impulsive without care

impiety         lack of reverence or dutifulness

implausibility  incredibility

implicate       show that smb has a share

implicit        implied though not plainly expressed

imply           make a suggestion

impromptu       without preparation

impudence       being rash， indisreet

impugned        challenged， to be doubted

inasmuch        since， because

inchoate        just begun， half-form state

incise          engrave， make a cut in

incite          stir up， rouse

inclined        directing the mind in a certain direction

incoherently    not consistently， unclearly

incongruous     out of place， not in harmony or agreement

incorrigibility cannot be cured or corrected

incumbents      official duties

incursion       sudden attack

indelible       that cannot be rubbed out

indigence       poverty

indigenous      native

indistinct      not easily heard， seen， clearly marked

inept           unskillful； said or done at the wrong time

infertile       not fertile， barren

infertility     being not fertile

infuse          put， pour， fill

inhibit         hinder， restrain

innocuous       causing no harm

insipid         without taste or flavour

insularity      being narrow-minded

intersperse     place here and there